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Nortlock Washer with Railway Vehicle Adoption Examples [NETIS Registered]

Nortlock Washer with Railway Vehicle Adoption Examples [NETIS Registered]

Numerous achievements in all industries! Wedge lock products that physically prevent bolt loosening.

The "Nortlock Washer" employs a "wedge lock mechanism" and is a loosening prevention product that does not rely on friction. It protects bolt connections from loosening even in the most severe vibration environments, ensuring solid safety. It is used in various bolt connections in the railway industry worldwide, including bogies, couplers, brake systems, equipment, track maintenance, and sleepers. Its high quality and safety have been recognized, and it has been registered in the database "NETIS" (New Technology Information Sharing System) operated by the Ministry of Land, Infrastructure, Transport and Tourism. (Registration number: KKK-190002-A) 【Features】 ■ Loosening prevention that does not rely on friction ■ Wedge lock mechanism ■ Many approvals and certifications, primarily in Europe ■ Sizes (Steel): M3 to M130 ■ Sizes (SUS): M3 to 80 *For more details, please refer to the PDF document or feel free to contact us.

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[Nortlock Product Adoption Case] Tokai Railway Company (JR Tokai)

[Nortlock Product Adoption Case] Tokai Railway Company (JR Tokai)

No more lock nuts that have been used hundreds and thousands of times! An example that also contributed to vehicle weight reduction.

We would like to introduce a case study of Tokai Railway Company (JR Tokai), which has adopted Nord-Lock products. The company has relied on skilled workers who meticulously maintain and inspect their systems day and night to ensure safety, which required a tremendous amount of effort and time. To address this, they adopted our "Nord-Lock Washer." This product has a mechanism that prevents loosening and rotation, even in extremely harsh vibration environments, significantly advancing this long-standing challenge. 【Case Overview】 ■ Customer: Tokai Railway Company (JR Tokai) ■ Product: Shinkansen N700 Series Vehicles ■ Adopted Product: Nord-Lock Washer *For more details, please refer to the PDF document or feel free to contact us.

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[Complimentary Guidebook Available] Thorough explanation of various bolt loosening prevention methods!

[Complimentary Guidebook Available] Thorough explanation of various bolt loosening prevention methods!

This booklet explains the causes of bolt loosening and serves as a guide to understanding proper fastening methods.

The publication includes challenges of bolt fastening, factors causing axial force loss, methods to prevent loosening of bolt fastenings, and guidance for selecting loosening prevention methods. It compares and evaluates general methods for preventing loosening of bolt fastenings over the service life of assemblies, allowing you to choose appropriate fastening methods to solve issues related to bolt fastening. 【Contents (excerpt)】 ■ Why do bolts loosen? ■ Challenges of bolt fastening ■ Factors causing axial force loss ■ Guidance for selecting loosening prevention methods ■ Loosening prevention methods for bolts by product ■ Corrosion countermeasures for metals >>>NEWS<<< Nord-Lock Japan will exhibit at the "Plant Maintenance Show" held from July 24 to 26. If you plan to attend or are interested, please stop by our booth (M4-176).

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Super Bolt GT Series

Super Bolt GT Series

Delivering the appropriate axial force more easily and quickly. Super Bolt GT Series.

The GT tensioner is ideal for medium to high-strength studs and bolts. It is also suitable for use in harsh environments, allowing for the safe and easy installation of high axial forces and can be used with various large-diameter bolts. The small jack bolt at the top of the product can be installed and removed with hand tools, enabling consistent axial force regardless of the operator's skill level, thus providing high reproducibility. Additionally, we maintain stock domestically, allowing for quick delivery.

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<NETIS Registered Product> Powerful Locking Washer 'Nord-Lock Washer'

<NETIS Registered Product> Powerful Locking Washer 'Nord-Lock Washer'

NETIS registered product. Simply insert it into existing bolts and nuts and tighten to achieve a powerful anti-loosening effect. It is resistant to vibration and impact, reducing maintenance frequency.

The "Nortlock Washer" is a product that exhibits a powerful anti-loosening effect simply by being placed under a bolt and nut and tightened once. By inserting a pair of washers with a cam surface and radial rib surface, the axial force increases when loosening forces are applied, achieving anti-loosening without relying on friction. It is resistant to vibration and impact, providing anti-loosening effects over a long period. 【Features】 ■ No issues when used in conjunction with hot-dip galvanized coatings ■ No need for double nuts; simply insert into a single nut ■ Allows for easy and reliable fastening regardless of the operator's skill level ■ Suitable for maintenance in difficult locations such as high or narrow spaces ■ NETIS registered product (KKK-190002-A) *Documentation introducing product features can be viewed from "Download." (The documentation also includes links to case study pages.) *Feel free to contact us for inquiries about product samples and more.

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Realization of aging countermeasures: Locking washer 'Nord-Lock Washer'

Realization of aging countermeasures: Locking washer 'Nord-Lock Washer'

Are you troubled by loose bolts? You can feel the effect in just one second of use.

The "Nortlock Washer" is a vibration and shock-resistant locking washer. It is a simple task of placing it under bolts or nuts and tightening, which shortens construction and maintenance time. It provides the same effect regardless of who tightens it. Using this product helps to address aging issues. 【Features】 ■ NETIS registered product "KKK-190002-A" ■ A locking mechanism that physically suppresses loosening (patented structure) ■ Vibration and shock-resistant locking washer ■ Simple operation (just place it under bolts or nuts and tighten) ■ Reduces construction and maintenance time ■ Same effect regardless of who tightens it *For more details, please refer to the PDF document or feel free to contact us. *Inquiries about product samples are also welcome.

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Measures against bolt loosening at construction sites! Nord-Lock washers.

Measures against bolt loosening at construction sites! Nord-Lock washers.

Ensuring the safety of users of temporary products at construction sites. Addressing bolt loosening to prevent accidents. *Case studies available.

Many structures, as well as the construction of those structures, use countless bolts. Naturally, measures to prevent bolt loosening are essential in all situations. "Nortlock Washers" require no complicated work; simply tightening the bolts effectively prevents loosening. Nortlock Japan will provide full support to ensure you can use our products with confidence. Let us work together to protect the safety of society. 【Features】 ■ High anti-loosening effect that physically draws out the axial force of the bolt ■ Just tighten the bolts and nuts ■ The same high anti-loosening effect regardless of who tightens them ■ Cost reduction through shortened construction time due to simple fastening work ■ Loosening can be checked with alignment mark checks, allowing for maintenance cost reduction *For more details, please refer to the PDF materials or feel free to contact us.

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